The people are not afraid of death. What is the way to threaten the people with death.
If forcing people in threaten of death, for those who has a small fault, seize and kill them. Who dare to do this?
There is an executioner who administrate the deaths.
To take the place of the executioner and administrate the deaths, is like to take the place of a master carpenter to handle the hatchet to split bid wood.
Who takes the place of the master carpenter to handle the hatches to split big wood, has very less chance that he does not injure his own hands.